Tire tread



FIG. 1 is a perspective view of a tire tread showing our new tire tread design, the tread pattern being repeated uniformly over the outer circumference of the tire tread and the opposite side perspective view being identical thereto; and,

FIG. 2 is an enlarged fragmentary front elevation view of our tire tread as illustrated in FIG. 1.

The broken line showing of a tire sidewall and inner bead is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a tire tread, as shown and described. 